Description MaterialPVC Size(DN)16, 20, 32, 40 ColorWhite FunctionDrainage protection cover Product Application Drainage protection cover is generally used in home decoration or site decoration, because of its convenient use, five poisons pollution-free, favored by decoration workers. Certificate Our Factory Huacai plastic is a manufacturer of PVC pipe fittings integrating production, R & D and sales.The products are sold all over the world, take the quality as the foundation, the price is low, and good at service, receives the industry high praise. Production Process FAQ 1. What are the PVC pipe experiments? During the installation of PVC pipe and plastic pipe, hydraulic test can be carried out in layers or in a single set. All pipe work pressure and test pressure are: low area work pressure is 0.4 Mpa, test pressure is 0.6 Mpa, high work area and the central pressure to 0.6 Mpa, test pressure of 0.9 Mpa. The overall check again in the pipeline system after the installation, check the installed pipes, valves, gaskets, fasteners, etc., all in accordance with the rules and regulations of design and technology, the unfavorable and pipeline pressure test with fittings removed, replaced with temporary short tube, all openings are closed, and water, from the lowest altitude deflated. Blow and wash the qualified pipeline until the dirt is cleaned, and make all kinds of purge and cleaning records and pressure test records.China PVC Drainage Pipe website:http://www.huacai-plastic.com/pvc-drainage-pipe/ |